Details: laying and jointing pvc pipe. heading khas tattiya size 4x7 for strength of the tattiya, a wooden piece of 2 inch width and 4 feet length should be tied to the tattiya with a strong rope at both the ends and in the middle. and for further strength of the khas tattiya, the entire tattiya (4 feet wide) should be tied with thread from the upper end to the lower end (two dha
Sector: Forest and Environment